|What Are Minerals?
Minerals are the building blocks of our society. We use items made with them every day.
Quartz is the most abundant mineral in the crust. It has many useful properties.
Mineral Identification Chart Printable mineral ID chart by Art Crossman in MS Excel format.
Fluorescent Minerals glow with spectacular colors under ultraviolet light.
Mohs Hardness Scale is a set of reference minerals used for classroom hardness testing.
Corundum is the third hardest mineral. It is also the mineral of ruby and sapphire.
Find Minerals and Gems Dozens of sites where you can dig and keep what you find.
||Diamond: The Mineral
Diamond is a mineral with unique properties and many gem and industrial uses!
United States Gemstones Small mines in the U.S. produce a diversity of gemstones.
||Diamonds from Coal?
Diamonds Do Not Form From Coal That is one of the biggest misconceptions in science.
Calcite is a carbonate mineral with industrial, agricultural, medical and many other uses.
||Tucson Mineral Show
Tucson Gem & Mineral Show Photos from the largest gem and mineral show.
Topaz is a mineral best known as a durable gemstone and its use in Mohs Hardness Scale.
Mineraloids are amorphous naturally-occurring inorganic solids that lack crystallinity.
Herkimer Diamonds Doubly-terminated quartz crystals used as specimens and gems.
||Rare Earth Elements
Rare Earth Elements are used in cell phones, DVDs, batteries, magnets & many other products.
|Uses of Gold
Gold has unique properties that make it one of the most useful minerals.
Rhodonite - a manganese silicate used as a minor ore of manganese and as a gemstone.
Kyanite a metamorphic mineral that most often forms from clay-rich sedimentary rocks.
||Is Water a Mineral?
Are Water and Ice Minerals? Comparing their properties with the definition of a mineral.
|The Acid Test
The Acid Test Geologists use dilute hydrochloric acid to identify carbonate minerals.
Rhodochrosite : a manganese mineral used as an ore, a pink gem and an ornamental stone.
Hematite - the most important ore of iron and a source of mineral pigment since prehistory.
Garnet is best known as a red gemstone. It occurs in any color and has many industrial uses.
Minerals in Colored Glass - Minerals are what produce the color in colored glass.
Spodumene is a pegmatite mineral, an ore of lithium and sometimes a gemstone.
Olivine Rain Spitzer Telescope discovered a rain of olivine crystals on protostar HOPS-68.
||Denver Mineral Show
Denver Gem and Mineral Show Photos and comments about this incredible annual show.
Abandoned Mine Accidents kill 20 to 30 per year. Education can prevent many of them.
||Uses of Silver
Uses of Silver Most people think of jewelry and coins, but silver\'s primary use is industrial.
||Fireworks & Minerals
The Science of Fireworks Their shapes and colors are produced through chemistry, physics & art.
Limonite - an amorphous iron oxide. Used as an ore of iron and as a pigment since prehistory.
How Do Snowflakes Form? They start as tiny crystals. Some grow on the way down.
Triboluminescence is flash produced when a mineral is rubbed, scratched or broken.